East EA890 (10kVA-120kVA 3-Phase Industrial Low-Frequency Online UPS)
The East EA890 series is a 10kVA to 120kVA 3-phase in/out heavy-duty low-frequency online double-conversion UPS, engineered with a built-in output galvanic isol
HEFENGQIModel: East EA900RT 3kVA
East EA900RT 3kVA Rackmount Online UPS (3kVA/2.7kW 2U)
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
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- Rated System Capacity / Power
- Rated System Capacity / Power
- Input Voltage Operating Range
- Input Voltage Operating Range VAC
- Output Voltage & Regulation Accuracy
- 220VDC (176V ~ 286V)
- Battery Storage Architecture
- Battery Storage Architecture
- Transfer Time & Dynamic Response
- Transfer Time & Dynamic Response
- Form Factor & Dimensions (HxWxD)
- 86 (2U) × 440 × 468 mm
What this product is
What this product is
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
What problem it solves
Mitigates power outage risks, suppresses severe grid voltage fluctuations and transient harmonics, and ensures zero interruption to downstream operations.
Who and where it is for
Mission-critical communications infrastructure, industrial automated manufacturing cells, edge computing nodes, and distributed enterprise data centers.
Core advantages
- True online double-conversion topology providing 0ms transfer time to isolate mains surges, sags, and harmonic distortions
- High output power factor (PF up to 0.9-1.0) delivering maximum active power capacity for high-density IT server loads
- Dual DSP digital processor control achieving over 95% operating efficiency and up to 99% in ECO mode
- Intelligent battery management featuring automated boost/float switching and scheduled self-test routines
Technical specifications
| Key specifications | Value |
|---|---|
| Rated System Capacity / Power | Rated System Capacity / Power |
| Input Voltage Operating Range | Input Voltage Operating Range VAC |
| Output Voltage & Regulation Accuracy | 220VDC (176V ~ 286V) |
| Battery Storage Architecture | Battery Storage Architecture |
| Transfer Time & Dynamic Response | Transfer Time & Dynamic Response |
| Form Factor & Dimensions (HxWxD) | 86 (2U) × 440 × 468 mm |
| Cooling Topology & Airflow Management | Cooling Topology & Airflow Management |
| Operating Temperature Range | Operating Temperature Range °C |
| Management & Communication Interface | Management & Communication Interface |
Applications
01
Enterprise and cloud data center core networking suites, server clusters, and SAN storage arrays
02
Financial banking transactions, securities clearing systems, and trading floor mission-critical IT
03
Healthcare medical imaging suites (MRI, CT scanners) and critical intensive care instrumentation
04
Industrial automation production lines, robotic workcells, and supervisory PLC control systems
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HEFENGQI
East EA890 60kVA 3-Phase Low-Frequency Industrial Online UPS (60kVA/48kW)
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
East EA900 20kVA 3-Phase In 1-Phase Out Industrial Online UPS (20kVA/18kW)
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
East EA900RT 1kVA-10kVA Rack/Tower Dual Conversion Online High-Frequency UPS (2U/3U)
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.